Disney is notable as one of the most influential figures in the field of entertainment during the twentieth century. As the co-founder (with his brother Roy O. Disney) of Walt Disney Productions, Walt became one of the best-known motion picture producers in the world. The corporation he co-founded, now known as The Walt Disney Company, today has annual revenues of approximately U.S. $30 billion.

Walt Disney is particularly noted for being a film producer and a popular showman, as well as an innovator in animation and theme park design. He received twenty-two Academy Awards and forty-eight nominations during his lifetime, holding the record for the individual with the most awards and the most nominations. Disney has also won seven Emmy Awards. Disney and his staff created a number of the world's most famous fictional characters, including the one many consider Disney's alter ego, Mickey Mouse. He is also well-known as the namesake of the Disneyland and Walt Disney World Resort theme parks in the United States, France, Japan and China.

Walt Disney died of lung cancer on December 15, 1966, a few years prior to the opening of his Walt Disney World dream project in Orlando, Florida.